*Please choose one option below:
All building information must be submitted to generate an accurate heat loss calculation.
NOTE: If window/door R-value is unknown, please include manufacturer/model and/or type (i.e.: double-hung double-pane low E) in additional comments area below.
Please include any additional details pertaining to the radiant design (i.e. - zoning, thermostat locations, possible manifold locations, and boiler/heat source type and location.
Please attach scaled architectural drawings of the project. Acceptable formats include: DWG (AutoCAD), TIF and PDF.
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